1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
A telescope has an objective lens of 10 cm diameter and is situated at a distance of one kilometer from two objects. The minimum distance between these two objects, which can be resolved by the telescope, when the mean wavelength of light is 5000 $$\mathop A\limits^ \circ $$, is of the order of
A
0.5 m
B
5 m
C
5 mm
D
5 cm
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Five equal resistances each of resistances R are connected as shown in the figure. A battery of V volts is connected between A and B. The current flowing in AFCEB will be

AIPMT 2004 Physics - Current Electricity Question 63 English
A
$${{3V} \over R}$$
B
$${V \over R}$$
C
$${V \over {2R}}$$
D
$${{2V} \over R}$$
3
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
To convert a galvanometer into a voltmeter one should connect a
A
high resistance in series with galvanometer
B
low resistance in series with galvanometer
C
high resistance in parallel wilh galvanometer
D
low resistance in parallel with galvanometer.
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
In India electricity is supplied for domestic use at 220 V. It is supplied at 110 V in USA. If the resistance of a 60 W bulb for use in India is R, the resistance of a 60 W bulb for use in USA will be
A
R
B
2R
C
R/4
D
R/2